Comet Halley sketched by Stephen James O’Meara, 10x50 binoculars, November 21, 1985, 23:20 UT. David J. Eicher library
To learn more about astronomical sketching, Astronomy magazine subscribers can access my Astronomy.com video "Sketching from the telescope" and read Glenn Chaple's Observing Basics column "Sketching 101."
Related blog: A basement-cleaning adventure, chapter 1, by Editor David J. Eicher